Cross‑walk · Math · Grade 9

Math, Grade 9 — across mapped systems.

Each cluster shows where the same content lives in other major curricula, plus open‑licensed resources curated underneath. Sources are official ministry documents — never inferred.

Subject
Math
Grade
Grade 9
Home system
US Common Core
≡ Equivalent≈ Overlaps→ Prereq↑ Extends
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CLUSTER 01 · 5

Seeing Structure in Expressions (A.SSE)

Interpret structure of expressions; write expressions in equivalent forms to reveal information; factor and complete the square.

UK National Curriculum≡ EQUIVALENT
Algebra (Y10) — manipulation, factoring, completing the square
Both cover factorising and completing the square.
Australia ACARA≡ EQUIVALENT
Algebra — Year 9
Recommended · 2 resources
VIDEOKhan Algebra I — full course· Khan Academy · free‑link
TEXTBOOKOpenStax Elementary Algebra 2e· OpenStax · open
CLUSTER 02 · 5

Creating + Reasoning with Equations (A.CED + A.REI)

Create equations and inequalities in one and two variables; solve linear equations; solve systems of linear equations; solve quadratic equations.

UK National Curriculum≡ EQUIVALENT
Equations and graphs (Y10)
Australia ACARA≈ OVERLAPS
Algebra — Year 9
AU Y9 introduces quadratics; full quadratic-equation methods consolidated Y10.
Recommended · 2 resources
VIDEOLinear equations & graphs· Khan Academy · free‑link
PRACTICEDesmos — solving equations· Desmos · free‑link
CLUSTER 03 · 5

Functions — interpret, build, compare (F.IF + F.BF)

Understand function notation; interpret functions in context; analyse functions using different representations; build new functions from existing ones.

UK National Curriculum≡ EQUIVALENT
Functions and sequences (Y10)
Australia ACARA≈ OVERLAPS
Algebra — Year 9
AU Y9 introduces functions; deeper function notation in Y10/11.
Recommended · 2 resources
VIDEO3Blue1Brown — Inverse functions visual· 3Blue1Brown · free‑link
VIDEOFunctions· Khan Academy · free‑link
CLUSTER 04 · 5

Linear, Quadratic, and Exponential Models (F.LE)

Distinguish between situations modelled by linear, quadratic, and exponential functions; construct and compare these models; interpret parameters in context.

UK National Curriculum≡ EQUIVALENT
Ratio, proportion, growth and decay (Y10)
Exponential growth/decay covered in both.
Equations and graphs (Y10)
Australia ACARA≈ OVERLAPS
Algebra — Year 9
Recommended · 1 resource
VIDEOExponential models· Khan Academy · free‑link
CLUSTER 05 · 5

Statistics — Interpreting Categorical and Quantitative Data (S.ID)

Summarise, represent, and interpret data; two-way frequency tables; correlation, lines of best fit, residuals.

UK National Curriculum≡ EQUIVALENT
Statistics (Y10)
Australia ACARA≡ EQUIVALENT
Statistics — Year 9
Recommended · 2 resources
VIDEOBivariate statistics· Khan Academy · free‑link
TEXTBOOKOpenStax Introductory Statistics· OpenStax · open
Same subject — other systems
Evidence trail
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